vascular tone

The mechanism by which PAF increased pulmonary vascular pressure and resistance was not through inhibition of EDRF synthesis. EDRF did not block PAF-induced changes in pulmonary vascular tone.

PAF增高肺血管压力和阻力的机制不是通过抑制EDRF合成的途径，EDRF不能阻断PAF引起的肺血管张力升高。

Role of Anion Channel in Maintaining Vascular Tone in Rat Aorta

阴离子通道在维持大鼠血管张力中的作用

Stellate ganglion block ( SGB) will produce different effects on cerebral circulation, including cerebral blood flow, cerebral vascular tone and cerebral blood flow velocity and so on.

星状神经节阻滞（SGB）可使脑循环产生不同的效应，包括脑血流量、脑血管张力及脑血流速度等。

The main peak form can be used to evaluate vascular tone and elasticity of the small arteries and arteriole, and to monitor the microcirculation blood flow.

分析指端光电容积脉搏波峰形动态变化有助于评估人体小动脉和微动脉血管紧张性和弹性，监测微循环血流灌注变化。

Endothelial dysfunction can lead to coronary vascular tone control mechanism may be damaged and start the process of atherosclerosis.

而内皮功能不全可以导致冠状动脉血管张力调节机能受损并且启动粥样硬化的过程。

Large-conductance calcium-activated potassium channels ( BKCa) are widely expressed in VSMC, Which have the important functions in regulation of membrane potential and vascular smooth muscle tone.

在这些类型的钾离子通道中，大电导钙激活钾离子通道（large-conductance calcium-activated potassium channels，BKCa）在平滑肌上广泛表达，在调节膜电位及血管平滑肌张力方面具有重要作用。

These results suggest that ( 1) DMAP increases the systolic and diastolic properties, of the heart temporarily and slightly, and remains the blood pressure and peripheral vascular tone unaltered;

表明（1）DMAP能维持血压和外周血管张力平稳，使心脏舒缩性能短暂轻度增强；

The vascular endothelium controls vasomotor tone and microvascular flow and regulates trafficking of nutrients and biologically active molecules.

血管内皮控制血管伸缩性，微血管血流量及调控营养因子和生物活性分子间交换。

The change of vascular tone was observed after different ion substitution.

观察不同的离子替代后血管张力的变化。

An Experimental Observation on the Pulmonary Vasopressor Response to Acute Hypoxia Different Vascular Tone iu Rabbits

家兔肺血管不同张力状态下对急性低氧所致肺动脉加压反应的实验观察

Effect of anions and anion channel blockers on vascular tone in rat aorta

阴离子及其通道阻断剂对大鼠主动脉张力的影响

Combined with the function which has known already of propranolol on vascular endothelial cells, vascular tone, angiogenesis, and cell apoptosis, we speculated that the possible mechanisms for oral propranolol treatment of infantile hemangioma: ( 1), the vasoconstriction role.

结合已经明了的普萘洛尔对血管内皮细胞、血管张力、血管生成及细胞凋亡等方面的作用，我们推测口服普萘洛尔治疗婴幼儿血管瘤的可能机制为：（1）、血管收缩作用。

It is concluded that endogenous CO derived from vascular muscle cells plays an important role in regulating vascular tone, and the up regulation of HO activity followed by subsequent CO production contributes to hypotension pathogenesis during septic shock.

实验提示，内源性CO对血管张力具有重要的调节作用；HO活性和内源性CO生成增加是败血症休克时低血压发生的重要机制之一。

Role of constitutive NO synthase and its tyrosine phosphorylation in the regulation of pulmonary vascular tone after LPS

组成型一氧化氮合成酶及其酪氨酸磷酸化过程对LPS介入的鼠肺动脉张力的调节作用

Bradykinin and angiotensin ( Ang) II are important peptides involved in the regulation of vascular tone.

缓激肽（BK）和血管紧张素II（ANG II）是参与血管紧张性调节的重要的肽。

AIM To study the effect of batroxobin on vascular tone and its possible mechanism.

目的研究巴曲酶对血管张力的影响及其可能机制。

Hydrogen sulfide is the third largest gas signal molecules, involved in vascular tone, myocardial contraction, nerve transmission and regulation of insulin secretion.

硫化氢是第三大气体信号分子，参与血管张力，心肌收缩，神经传递和胰岛素的分泌调节。

The effect of protein kinase C on the vascular tone and reactivity of isolated rat pulmonary arterial rings

蛋白激酶C对大鼠离体肺动脉环张力及其反应性的调节作用

K ATP involves in the regulation of vascular tone on the physiological and pathological conditions.

在生理状态及某些病理条件下K ATP参与血管张力的调节。

Effect of the chloride channel activity on vascular tone in the spontaneously hypertensive rats

Cl~-通道活动对自发性高血压大鼠血管张力的影响

Role of calcium-activated chloride channels in the regulation of pulmonary vascular tone in rats

钙激活氯离子通道对大鼠肺动脉张力的调节作用

Recently it is suggested that endogenous CO plays an important role in regulating vascular tone under both physiological and pathological conditions, but it is not clear whether endogenous HO/ CO system regulates vascular smooth muscle cells ( VSMC) proliferation.

近来资料表明内源性一氧化碳对生理和病理状态下的血管张力有重要的调节作用。目前尚不清楚内源性HO／CO系统是否参与平滑肌细胞增殖过程的调节。

Effects of 5-( N, N-dimethyl) Amiloride on Vascular Tone of Isolated Thoracic Aortic Rings in Rats

二甲基氨氯吡咪（DMA）对大鼠离体胸主动环张力的影响

Ion channels in cell membrane, especial calcium channels and potassium channels, play an important role in the regulation of vascular tone.

细胞膜离子通道的正常活动是血管平滑肌兴奋舒缩过程的关键，也是维持细胞的兴奋性与膜稳定性的保证。其中，钙通道与钾通道的作用至为重要。

The pathophysiology at acute period were hemodynamic and metabolic changes resulted in the destruction of blood brain barrier and the disturbance of vascular tone, with the main target of vascular active factors;

急性期血管病理生理包括血流动力学和代谢的改变，导致血脑屏障的破坏以及血管紧张度的失调，其主要靶点为血管活性因子；

Modulation of Pulmonary Vascular Tone by Endothelium-derived Relaxing Factor and Its Correlation with Platelet-activating Factor Induced Pulmonary Hypertension

内皮源性舒张因子对肺血管张力的调节及其与血小板激活因子引起肺动脉压升高的关系

Conclusion: NADPH-d positive neurons scatter and their fine dendrites is closely associated with blood vessels. This provide anatomical basis for the innervation of the vessels by nitrergic nerve fibers, suggesting that NO involves in regulation of vascular tone of the brain blood vessels and cerebral circulation.

结论：大脑NADPH－d阳性神经元纤细的树突与脑内血管密切相关，提示一氧化氮在调控脑血管张力和血液循环方面有重要作用。

Conclusion: Genistein can decrease the vascular tone in femoral vascular bed with the underlying mechanism that involves tyrosine kinase inhibition and NO release.

结论：GST降低股动脉血管床的血管张力，其机制与酷氨酸激酶抑制和NO释放有关。